{"id":"CVE-2025-6674","aliases":["DRUPAL-CONTRIB-2025-081","EUVD-2025-19186","GHSA-6f43-wj36-hgvx"],"status":"published","title":"CKEditor5 Youtube - Moderately critical - Cross-site Scripting - SA-CONTRIB-2025-081","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00218,"percentile":0.12426,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2025-06-25T18:42:06Z","modified":"2026-10-28T02:31:13Z","fixes":[{"ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/ckeditor5_youtube","fixed_in":["1.0.4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/ckeditor5_youtube","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4"}]}]}],"products":[{"vendor":"drupal","product":"ckeditor5 youtube"},{"vendor":"gabderrahim","product":"ckeditor5_youtube"}],"references":[{"url":"https://www.drupal.org/sa-contrib-2025-081","tags":["Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6674","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-6f43-wj36-hgvx"},{"url":"https://git.drupalcode.org/project/ckeditor5_youtube","tags":["web"]},{"url":"https://www.drupal.org/project/ckeditor5_youtube","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6674.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-6674","title":"CKEditor5 Youtube - Moderately critical - Cross-site Scripting - SA-CONTRIB-2025-081","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","status":"published","published":"2025-06-26T13:33:17.444Z","modified":"2025-06-26T19:41:06.446Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:40.072186Z"}],"euvd":[{"id":"EUVD-2025-19186","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","status":"published","published":"2025-06-26T13:33:17Z","modified":"2025-06-26T19:41:06Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:16.171648Z"}],"ghsa":[{"id":"GHSA-6f43-wj36-hgvx","title":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","status":"published","published":"2025-06-26T18:31:26Z","modified":"2025-06-26T18:31:34Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:49.372577Z"}],"nvd":[{"id":"CVE-2025-6674","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","status":"published","published":"2025-06-26T14:15:34.047Z","modified":"2026-06-17T10:02:21.67Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:14.781314Z"}],"osv":[{"id":"CVE-2025-6674","title":"CKEditor5 Youtube - Moderately critical - Cross-site Scripting - SA-CONTRIB-2025-081","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal CKEditor5 Youtube allows Cross-Site Scripting (XSS).This issue affects CKEditor5 Youtube: from 0.0.0 before 1.0.3.","status":"published","published":"2025-06-26T13:33:17.444Z","modified":"2026-10-28T02:31:13.037097776Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:52.202386Z"},{"id":"DRUPAL-CONTRIB-2025-081","description":"The CKEditor5 Youtube module enhances content creation in Drupal by seamlessly integrating YouTube video embedding into the CKEditor 5 text editor.\n\nThe module doesn't sufficiently validate iframe sources under the scenario where a user embeds a video using the CKEditor YouTube integration leading to a Cross-site Scripting (XSS) vulnerabiity.  \nThis vulnerability is mitigated by the fact that an attacker must have a role with necessary permissions to use CKEditor Youtube embed button.","status":"published","published":"2025-06-25T18:42:06Z","modified":"2026-09-10T03:45:24.979063137Z","updated_at":"2026-11-02T15:46:13.900249Z"}]}}